amen·or·rhea noun alsoamen·or·rhoea\(|)āˌmenəˈrēə\ (-s) Etymology: New Latin, from a- (II)+ Greek mēn month + New Latin -o- + -rrhea, -rrhoea — more at moon : absence or suppression of menstruation from any cause other than pregnancy or the menopause • amen·or·rhe·alalsoamen·or·rhoe·al\-|rēəl\adjective • amen·or·rhe·icalsoamen·or·rhoe·ic\-ik\adjective